421527770496 has 512 divisors, whose sum is σ = 1499037696000. Its totient is φ = 114062100480.

The previous prime is 421527770479. The next prime is 421527770551. The reversal of 421527770496 is 694077725124.

421527770496 is a `hidden beast` number, since 4 + 2 + 1 + 527 + 7 + 70 + 49 + 6 = 666.

It is a super-2 number, since 2×421527770496² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 35241765 + ... + 35253723.

It is an arithmetic number, because the mean of its divisors is an integer number (2927808000).

Almost surely, 2^421527770496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 421527770496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (749518848000).

421527770496 is an abundant number, since it is smaller than the sum of its proper divisors (1077509925504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421527770496 is a wasteful number, since it uses less digits than its factorization.

421527770496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12067 (or 12049 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 54.

The spelling of 421527770496 in words is "four hundred twenty-one billion, five hundred twenty-seven million, seven hundred seventy thousand, four hundred ninety-six".